#VU21597 Permissions, Privileges, and Access Controls in PuTTY - CVE-2019-17068
Published: October 7, 2019
Vulnerability identifier: #VU21597
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-17068
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
PuTTY
PuTTY
Software vendor:
Simon Tatham
Simon Tatham
Description
The vulnerability allows a remote attacker to bypass certain security restrictions.
The vulnerability exists due to an error with "bracketed paste mode" protection implementation. A remote attacker can affect current user's session with a malicious clipboard content and execute arbitrary commands on a remote system with privileges of the current user.
Remediation
Install updates from vendor's website.